first is technology. i talked a lot about our ability to proactively stated to identify events before they occur. that helps them be able to separate act of medicine and more proactive medicine and that aspect of it. i also talked about our humana care where we're 5000 people to go to the home for chronic conditions. it takes the pressure of the primary care individual for having to do with that. whether it is reactive or is. the third area is continuing to advance the physician assistants area and being able to leverage nurses and allow nurses to continue to grow in their profession to be able to be an ally to the physicians come over now physicians can delegate to the nurses in that regard. so technology coming continue to encourage people to go in the profession and at the same time a change in the way we deliver health care as a whole. we are fully aware and we will have a primary care shortage as time progresses unless we do something in those areas. >> thank you. i have a question on part b of medic